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A coalition of the largest US professional sports player unions has asked the Commodity Futures Trading Commission (CFTC) to prohibit several categories of sports event contracts at platforms like Kalshi and Polymarket, putting the unions in direct opposition to the leagues that have signed commercial deals with the same platforms. Key Takeaways: Player unions for … Read more
Onchain investigator ZachXBT has warned that Polyarb, a site presenting itself as a prediction market platform, is running an active wallet drainer and is gaining reach through prominent crypto accounts replying to its posts. Key Takeaways: ZachXBT warned on May 4, 2026, that Polyarb hosts an active wallet drainer targeting crypto users. Prominent accounts replying … Read more
Coinbase says prediction markets should stay under CFTC oversight, arguing event-based contracts already fit within federal derivatives law. The company laid out four points in a comment letter and public post. Key Takeaways: Coinbase urged the CFTC to regulate prediction markets under existing derivatives law. Federal oversight could prevent fragmented state enforcement across interstate prediction … Read more
Hyperliquid activated its HIP-4 Outcome Markets on mainnet May 2, 2026, bringing fully collateralized, onchain prediction markets directly into the same account where traders already run perpetual futures and spot positions. Key Takeaways: Hyperliquid launched HIP-4 Outcome Markets on mainnet May 2, 2026, with BTC daily binary contracts live and trading. HIP-4 charges zero fees … Read more
A group of congressional Democrats sent the Commodity Futures Trading Commission (CFTC) a letter on Thursday demanding the agency issue rules banning event contracts on elections, war, military actions, sports, and government actions without an economic hedging interest. The letter was filed on the final day of the CFTC’s advance notice of proposed rulemaking comment … Read more
The United States Senate took decisive action on Thursday to prevent lawmakers from wagering on the very outcomes they influence by unanimously passing a resolution to ban sitting senators from participating in prediction markets. Key Takeaways: Sen. Bernie Moreno led the U.S. Senate to pass a unanimous ban on prediction market trading on April 30, … Read more
Polymarket, the prediction marketplace giant, has officially selected blockchain surveillance firm Chainalysis to deploy a first-of-its-kind onchain solution for monitoring market integrity. Key Takeaways: Polymarket selected Chainalysis to deploy a first-of-its-kind onchain solution for monitoring trading activity. The 2024 partnership introduces bespoke anomaly models to detect insider trading patterns on public blockchains. Polymarket aims to … Read more
Regulated B2B sportsbook supplier Kambi reported Q1 2026 EBITDA up 63.5% on the year. CEO Werner Bercher repeated his assertion that the entire 2026 FIFA World Cup will be priced and risk-managed by its AI trading system, with a new data point supporting his statement – Q1 bet automation is already at 60% across the … Read more
U.S. Army Master Sergeant Gannon Ken Van Dyke pleaded not guilty Tuesday to five federal charges over a series of Polymarket bets that turned $33,000 into more than $404,000, in what prosecutors describe as the first insider-trading case ever filed against a prediction-markets trader. Key Takeaways: Van Dyke pleads not guilty to five federal charges … Read more
Polymarket is in active talks with the U.S. Commodity Futures Trading Commission (CFTC) to remove a ban that has kept its primary blockchain-based exchange away from American traders since 2022, Bloomberg reported. Key Takeaways: Polymarket held discussions with the CFTC in recent weeks to lift its 2022 ban and bring its main exchange to U.S. … Read more